A magnitude Md 2.0 earthquake occured in region: 4 km E Perugia (PG), on
and geographic coordinates (lat, lon) 43.0920, 12.4280 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Perugia | PG | 4 | 166134 | 166134 |
Torgiano | PG | 7 | 6725 | 172859 |
Bettona | PG | 10 | 4367 | 177226 |
Bastia Umbra | PG | 10 | 21874 | 199100 |
Deruta | PG | 12 | 9669 | 208769 |
Corciano | PG | 12 | 21332 | 230101 |
Assisi | PG | 16 | 28299 | 258400 |
Valfabbrica | PG | 16 | 3389 | 261789 |
Cannara | PG | 17 | 4305 | 266094 |
Magione | PG | 19 | 14865 | 280959 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0
ML-VAX 2.0 |
1997-09-27 10:13:55 |
43.092 | 12.428 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 281609 |
Field | Value |
---|---|
Time (UTC) | 1997-09-27 10:13:55 ± 0.442 |
Latitude | 43.0920 ± 0.0257 |
Longitude | 12.4280 ± 0.0406 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 281609 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4359.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00656 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 281609 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:25:45 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 281609 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1997-09-27T10:14:20.20 | 10.0 | undecidable | manual | SG | 22 | 0.6438 | 1.51 | 0.1 | |
--.ARV.Z. | 1997-09-27T10:14:13.93 | 10.0 | undecidable | manual | SG | 42 | 0.5439 | -1.62 | 0.1 | |
--.MNS.Z. | 1997-09-27T10:14:10.17 | 10.0 | undecidable | manual | PG | 165 | 0.7326 | -0.35 | 1.6 | |
--.FB9.Z. | 1997-09-27T10:14:09.57 | 10.0 | undecidable | manual | PG | 22 | 0.6438 | 0.52 | 1.4 | |
--.CRE.Z. | 1997-09-27T10:14:08.73 | 10.0 | undecidable | manual | PG | 326 | 0.6327 | 0.05 | 1.8 | |
--.ARV.Z. | 1997-09-27T10:14:05.99 | 10.0 | undecidable | manual | PG | 42 | 0.5439 | -1.24 | 0.7 | |
--.ASS.Z. | 1997-09-27T10:14:03.59 | 10.0 | undecidable | manual | SG | 100 | 0.1665 | 0.46 | 0.7 | |
--.ASS.Z. | 1997-09-27T10:14:00.68 | 10.0 | undecidable | manual | PG | 100 | 0.1665 | 0.62 | 1.5 |